Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6557914 | Interference fit doorjamb reinforcement apparatus | Michelle Hamilton | 2003-05-06 | |
| 6170119 | Method and apparatus for reducing the size of elongate particulate material in a vacuum cleaner head | Wayne Ernest Conrad | 2001-01-09 | $596,000 |